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12 questions
What number is pi?
1.41
2.00
3.14
5.14
A area between/bounded by two radii of the circle and the arc where the radii meet the circle.
triangle
arc length of a circle
sector of a circle
segment of a circle
What is the area formula for a circle?
A = πr^{2}
A = 2πr
A = √π
Find the area of the circle below.
8.76 cm^{2}
18.52 cm^{2}
21.90 cm^{2}
28.26 cm^{2}
What is this the formula for?
arc length
area of a sector
area of a segment
arc measure
Find the area of the shaded sector of circle O. The radius is 6 inches and the central angle is 100°. Express answer to the nearest tenth of a square inch.
25.2 in^{2}
28.5 in^{2}
31.4 in^{2}
38.2 in^{2}
The distance along the edge of a circle between two points is the _________
area of a sector
arc length
arc of a circle
sector of a circle
Find the area of the circle. When a number is written next to the center of the circle, it represents the diameter length. The diameter is 18 in.
56.52 in^{2}
254.34 in^{2}
1017.36 in^{2}
113.04 in^{2}
What is the radius of a circle with an area of 49π?
49
10
7
14
What is the area of the shaded SECTOR? Round to the nearest hundredth.
9.42 u^{2}
113.10 u^{2}
284.3 u^{2}
452.39 u^{2}
If Pacman's mouth is open to 70° and the radius of his mouth is 8mm, what is CENTRAL ANGLE MEASURE of his Body?
290^{o}
270^{o}
180^{o}
110^{o}
A cathedral window is built in the shape of a semicircle. If the window is to contain three stained glass sections of EQUAL SIZE, what is the area of the YELLOW SECTOR?
3.3 ft^{2}
4.5 ft^{2}
6.3 ft^{2}
7.1 ft^{2}
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